Your friend claims that weather predictions are just guesses. What would you say to change your friend's mind? Include at least two pieces of evidence that weather predictions are scientific. Use complete sentences.

Which statement describes how phase changes can be diagrammed as a substance is heated? the phase is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the phase is on the x-axis. the time is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the time is on the x-axis.

Which of these best describes an ionic bond?

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same